The temperature of a wire is doubled. The Young’s modulus of elasticity a) will also double b) will become four times c) will remain same d) will decrease
The temperature of a wire is doubled. The Young’s modulus of elasticity a) will also double b) will become four times c) will remain same d) will decrease
The temperature of a wire is doubled. The Young’s modulus of elasticity a) will also double b) will become four times c) will remain same d) will decrease
Answer :
The correct answer is d) will decrease
As Y= FL / AΔL
when temperature is doubled, ΔL increases and accordingly Y decreases.